{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["entity origin", "product producer", "component whole", "message topic"], "input": "an 18-gauge or 21-gauge needle guide kit was opened and sonoconductive gel was placed inside the sterile sheath ."}
{"entity origin": [], "product producer": [], "component whole": [], "message topic": []}